package com.huage.courseplatform.application.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.huage.courseplatform.application.model.entity.PeriodTeacherSign;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;
import org.springframework.stereotype.Repository;

@Mapper
@Repository
public interface TeacherSignMapper extends BaseMapper<PeriodTeacherSign> {

    int addStudentSign(@Param("studentId") String studentId, @Param("periodId")String periodId);

    int delStudentSignByPeriod(String periodId);


}
